*SUPPORT*
IN: dax wif lug OUT: BLUE PINK BLUE PINK
IN: fep OUT: PURPLE
IN: tufa dax OUT: RED BLUE
IN: dax tufa kiki tufa OUT: BLUE RED RED
IN: fep tufa kiki fep kiki dax OUT: PURPLE RED PURPLE BLUE
IN: lug tufa kiki lug OUT: PINK RED PINK
IN: dax lug zup tufa kiki lug OUT: RED PINK BLUE PINK
IN: lug dax OUT: PINK BLUE
IN: tufa wif tufa lug OUT: RED RED PINK RED RED PINK
IN: dax tufa zup dax wif tufa kiki lug OUT: BLUE RED PINK BLUE RED PINK BLUE RED
IN: fep dax OUT: PURPLE BLUE
IN: tufa OUT: RED
IN: dax wif fep OUT: BLUE PURPLE BLUE PURPLE
IN: fep lug OUT: PURPLE PINK

*QUERY*
IN: tufa kiki dax OUT: RED BLUE
IN: lug OUT: PINK
IN: dax lug wif lug OUT: BLUE PINK PINK PINK PINK
IN: dax OUT: BLUE
IN: fep wif lug OUT: PURPLE PINK PURPLE PINK
IN: dax lug fep dax kiki tufa OUT: BLUE PINK PURPLE BLUE RED
IN: tufa dax lug zup dax kiki tufa OUT: BLUE RED RED BLUE PINK
IN: fep lug fep OUT: PURPLE PINK PURPLE
IN: lug zup fep OUT: PURPLE PINK
IN: lug lug OUT: PINK PINK

*GRAMMAR*
fep -> PURPLE 
 tufa -> RED 
 dax -> BLUE 
 lug -> PINK 
 u1 wif x1 -> [u1] [x1] [u1] [x1] 
 x1 zup x2 -> [x2] [x1] 
 x1 kiki u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 